Richard Arnold

If you’re a fan ITV’s Daybreak, Richard Arnold will be a familiar name. The breakfast show’s Showbiz Editor has also appeared on GMTV and a celeb version of Are You Smarter Than A 10 Year Old, as well as being a contestant on the tenth version of Strictly Come Dancing in 2012.

Solving a snatch of random suicides across London from his pad at 221B Baker Street, Benedict Cumberbatch, starring as a souped-up 21st Century Sherlock Holmes, needed little help in solving his first case.